What do we learn about Tom Robinson in this chapter? What can we piece together about Tom Robinson and his family that Scout does not understand?

Why do you think that Harper Lee chose to write a scene in which Scout and Jem go to church with Calpurnia? How does this scene help us better understand the complexity of the characters? What themes does it prompt us to think more deeply about? Why do you think Harper Lee added the part about where Cal sleeps when she stays over?